72449489

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{11117}}^1$

素因数の和:11157

約数の個数: 16

約数和(自身を含む): 88944000

約数和(自身を除く): 16494511

約数列:

[1, 7, 19, 49, 133, 343, 931, 6517, 11117, 77819, 211223, 544733, 1478561, 3813131, 10349927, 72449489]

約数ペア:

[(1, 72449489), (7, 10349927), (19, 3813131), (49, 1478561), (133, 544733), (343, 211223), (931, 77819), (6517, 11117)]